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bettafish-company/LLMTopicDetection_BERTopic/tests/test_reduction/test_delete.py
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戒酒的李白 c5c530775e Add BERTopic.
2025-08-12 19:01:20 +08:00

60 lines
2.3 KiB
Python

import copy
import pytest
@pytest.mark.parametrize(
"model",
[
("kmeans_pca_topic_model"),
("base_topic_model"),
("custom_topic_model"),
("merged_topic_model"),
("reduced_topic_model"),
("online_topic_model"),
],
)
def test_delete(model, request):
topic_model = copy.deepcopy(request.getfixturevalue(model))
nr_topics = len(set(topic_model.topics_))
length_documents = len(topic_model.topics_)
# First deletion
topics_to_delete = [1, 2]
topic_model.delete_topics(topics_to_delete)
mappings = topic_model.topic_mapper_.get_mappings(list(topic_model.hdbscan_model.labels_))
mapped_labels = [mappings[label] for label in topic_model.hdbscan_model.labels_]
if model == "online_topic_model" or model == "kmeans_pca_topic_model":
assert nr_topics == len(set(topic_model.topics_)) + 1
assert topic_model.get_topic_info().Count.sum() == length_documents
else:
assert nr_topics == len(set(topic_model.topics_)) + 2
assert topic_model.get_topic_info().Count.sum() == length_documents
if model == "online_topic_model":
assert mapped_labels == topic_model.topics_[950:]
else:
assert mapped_labels == topic_model.topics_
# Find two existing topics for second deletion
remaining_topics = sorted(list(set(topic_model.topics_)))
remaining_topics = [t for t in remaining_topics if t != -1] # Exclude outlier topic
topics_to_delete = remaining_topics[:2] # Take first two remaining topics
# Second deletion
topic_model.delete_topics(topics_to_delete)
mappings = topic_model.topic_mapper_.get_mappings(list(topic_model.hdbscan_model.labels_))
mapped_labels = [mappings[label] for label in topic_model.hdbscan_model.labels_]
if model == "online_topic_model" or model == "kmeans_pca_topic_model":
assert nr_topics == len(set(topic_model.topics_)) + 3
assert topic_model.get_topic_info().Count.sum() == length_documents
else:
assert nr_topics == len(set(topic_model.topics_)) + 4
assert topic_model.get_topic_info().Count.sum() == length_documents
if model == "online_topic_model":
assert mapped_labels == topic_model.topics_[950:]
else:
assert mapped_labels == topic_model.topics_